2720780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4691}}^1$

素因数の和:4729

約数の個数: 24

約数和(自身を含む): 5911920

約数和(自身を除く): 3191140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 4691, 9382, 18764, 23455, 46910, 93820, 136039, 272078, 544156, 680195, 1360390, 2720780]

約数ペア:

[(1, 2720780), (2, 1360390), (4, 680195), (5, 544156), (10, 272078), (20, 136039), (29, 93820), (58, 46910), (116, 23455), (145, 18764), (290, 9382), (580, 4691)]